722532742 has 16 divisors (see below), whose sum is σ = 1148219712. Its totient is φ = 339817600.

The previous prime is 722532697. The next prime is 722532751. The reversal of 722532742 is 247235227.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a junction number, because it is equal to n+sod(n) for n = 722532698 and 722532707.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64992 + ... + 75292.

It is an arithmetic number, because the mean of its divisors is an integer number (71763732).

Almost surely, 2^722532742 is an apocalyptic number.

722532742 is a deficient number, since it is larger than the sum of its proper divisors (425686970).

722532742 is a wasteful number, since it uses less digits than its factorization.

722532742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12383.

The product of its digits is 47040, while the sum is 34.

The square root of 722532742 is about 26879.9691592085. The cubic root of 722532742 is about 897.3306677433.

Adding to 722532742 its reverse (247235227), we get a palindrome (969767969).

The spelling of 722532742 in words is "seven hundred twenty-two million, five hundred thirty-two thousand, seven hundred forty-two".